Loose Gemstone_Jewellery Jacob Mercari

Gemstone Jewellery

Discover coloured gemstone jewellery crafted with timeless elegance, exceptional detail, and meaningful colour. From natural sapphires to custom gemstone designs.

Jacob Mercari Gemstone Jewellery

Gemstone jewellery brings personality, symbolism, and rich colour to fine jewellery.

At Jacob Mercari, each gemstone is selected for beauty, brilliance, and character, then crafted into elegant pieces designed to be worn and cherished for years.

Whether you are drawn to the deep blue of sapphire, the romance of pink and purple tones, or the fresh elegance of green gemstones, our team can help you find or create the perfect piece.

Shop Loose Gemstones

Tourmaline

Tourmaline is admired for its vibrant range of colors and natural brilliance, adding a unique and elegant touch to any jewellery design.

Ruby

Ruby is known for its bold red color and romantic beauty, bringing warmth, brilliance, and a timeless touch to any jewellery piece.

Emerald

Emeralds are loved for their rich green color and timeless elegance. Each stone has its own natural character, bringing a luxurious touch to any jewellery design.

Sapphire

Sapphires bring classic sophistication with their captivating blue tones and brilliant sparkle, making them a beautiful choice for elegant, lasting jewellery.

Amethyst

Amethyst is admired for its beautiful purple tones and elegant sparkle, adding a graceful touch of color to any jewellery design.

Natural Sapphire Collection

At Jacob Mercari, we believe sapphires are more than gemstones — they’re enduring symbols of loyalty, wisdom, and refined style.

Every piece in our sapphire jewellery collection is ethically sourced and expertly handcrafted to capture the rare beauty and sophistication that define modern fine jewellery.

Jacob Mercari 14K Gold Teal Sapphire Diamond Halo Necklace
Jacob Mercari 14K Gold Green Sapphire Pear Cut.  Diamond Halo Setting Custom Engagement Ring

Create a Custom Gemstone Jewellery Piece

Have a specific gemstone, colour, or design in mind?

Jacob Mercari can help you create a custom gemstone ring, pendant, earrings, or heirloom-inspired piece. Choose your gemstone, metal, setting style, and design details with guidance from our jewellery specialists.

Gemstone Education

Birthstone Colours by Month: The Complete Guide

Beyond Blue: Discover Teal & Purple Sapphire Elegance

Engagement Ring Settings & Diamond Shape Guide

Jacob Mercari Portfolio

Gemstone Jewellery FAQs

Are sapphires good for engagement rings?

Yes. Sapphires are a popular choice for engagement rings because of their beauty, durability, and wide range of colours.

Can I create a custom gemstone engagement ring?

Yes. You can start with a gemstone and design a custom ring setting around it, or choose a ring style first and select the gemstone that best suits your design.

What gemstone is best for everyday jewellery?

Sapphires are one of the most popular choices for everyday gemstone jewellery because of their durability, beauty, and timeless colour.

Can you help me find a specific gemstone colour?

Yes. If you are looking for a specific colour, shape, size, or gemstone type, Jacob Mercari can help source options for your design.

What gemstones does Jacob Mercari offer?

Jacob Mercari offers a selection of gemstones including sapphires, rubies, emeralds, tourmalines, amethysts, and other coloured stones depending on availability.

Find or Create Your Perfect Gemstone Jewellery Piece

Explore our gemstone jewellery collections or book a private appointment with our Toronto studio to create something one-of-a-kind.